23 Curtis St, South Portland, ME is a single family home that contains 1,000 sq ft and was built in 1973. It contains 3 bedrooms and 1 bathroom. This home last sold for $235,000 in February 2017. The Zestimate for this house is $221,737, which has decreased by $845 in the last 30 days. The Rent Zestimate for this home is $1,700/mo, which has decreased by $4/mo in the last 30 days. The property tax in 2017 was $2,965. The tax assessment in 2017 was $164,700, an increase of 3.9% over the previous year.